284 



CICHORIACEAE. 



[Vol.. Ill, 



4. Hieracium aurantiacum I,. 

 Orange or Tawny Hawkweed. Golden 



Mouse-Ear Hawkweed. (Fig. 3564.) 

 Hieracium aurantiacum L,. Sp. PI. 801. 1753. 



Stoloniferous, or stolons wanting; stem leaf- 

 less or rarely with 1 or 2 small sessile leaves,, 

 hirsute, slender, 6 / -2o / high. Basal leaves hir- 

 sute, tufted, spatulate or oblong, obtuse, nar- 

 rowed at the base, entire, or sometimes slightly 

 denticulate, 2 / -5 / long, X'-i' wide; heads sev- 

 eral, short-peduncled, corymbose, 7 // -i2 // broad; 

 peduncles glandular-pubescent; involucre 4"- 

 5" high, its bracts linear lanceolate, acuminate, 

 imbricated in 2 or 3 series, hirsute and some- 

 times glandular; flowers orange or red; achenes 

 oblong, truncate; pappus a single row of slen- 

 der brownish bristles. 



In fields, woods and along roadsides, New Bruns- 

 wick and Ontario to New York, New Jersey and 

 Pennsylvania. Naturalized from Europe. Has 

 been thought to be native, but the evidence of this 

 is not satisfactory. Called also Grim the Collier, 

 Devil's Paint-Brush. June-Sept. 



5. Hieracium praealtum Vill. King- 

 devil. (Fig. 3565.) 



Hieracium praealtum Vill. Fl. Dauph. 3: 100. 1789. 



Stoloniferous or stolons wanting; stem gla- 

 brous, or somewhat hispid, glaucous, slender, 

 i^-3 high, bearing 1-3 leaves near the base. 

 Basal leaves tufted, narrowly oblong, lanceolate, 

 or spatulate, entire, obtuse or acute at the apex, 

 narrowed below into margined petioles, hirsute 

 with stiff hairs, 2'-^ long, 3 // -7 // wide; heads 

 several or numerous, corymbose, 4 // -6 // broad; 

 peduncles mostly short, pilose and glandular; 

 involucre about 3" high, its bracts linear, acute 

 or acuminate, pilose and somewhat glandular, 

 imbricated in about 2 series; flowers yellow; 

 achenes oblong, truncate; pappus a row of slen- 

 der brownish bristles. 



In fields, meadows and along roadsides, in north- 

 central New York; locally a troublesome weed. 

 Naturalized from Europe. June-Sept. 



--' ' I 



6. Hieracium pratense Tausch. Field 



Hawkweed. (Fig. 3566.) 

 H. pratense Tausch, Flora, 11: Part 1, Erg. 56. 1828. 

 Stoloniferous, hirsute or pilose with long 

 hairs, those of the stem blackish. Stem scapose, 

 simple, i-2 high, bearing 1 or 2 leaves below 

 the middle; basal leaves numerous, tufted, light 

 green, oblanccolate to oblong, obtuse, 2 / ~5 / long, 

 5 // -io // wide, narrowed into margined petioles, 

 or to a sessile base, entire, or with few distant 

 minute glandular teeth; heads several or nu- 

 merous, corymbose- paniculate, 10" wide, or less; 

 flowers yellow; peduncles glandular and often 

 tomentose; bracts of the involucre linear- 

 lanceolate, acuminate, glandular and pilose; 

 achenes columnar, truncate. 



Dongan Hills, Staten Island, N. Y. Naturalized, 

 or adventive from Europe. 



